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- Immobilization of Chiral Mn(salen) Catalysts in Nanopores and on Surface of Solid Supports and the Asymmetric Epoxidation of Unfunctionalized Olefins 表面上和纳米孔中手性Mn（salen）催化剂的固载及其非官能团烯烃的不对称环氧化研究
- unfunctionalized olefins 非官能化烯烃
- Contain olefins, aromatics and olefins small two. 含有烯烃、芳香烃和少量二烯烃。
- Olefin gas closely approximates air. 烯空气跟空气十分近似。
- Plants are sensitive to the simple olefins, particularly C2H4. 植物对简单烯烃是敏感的特别是乙烯。
- Dissoluble in alcohol, esters, ethers, olefins solvents. 易溶于醇、酯、醚、烃类有机溶剂。
- Dissoluble in alcohol, esters, ethers,olefins organic solvents. 易溶于醇、酯、醚、烃类有机溶剂。
- I advise you don't,but put on some olefin to conserve it. 建议不磨了，上石腊保存起来吧。
- Ozone is formed in the reaction, and a nitro derivative of the olefin. 在反应中形成臭氧及烯烃的硝基衍生物。
- Recent progress on asymmetric epoxidation of unfunctionalized alkenes by chiral catalysts was summaried. 综述了手性催化剂催化的不对称环氧化反应研究进展情况。
- Collect supply/demand data and conduct marketing analysis for olefin products. 收集烯烃产品的市场供需数据并做市场调研。
- We use synthetic materials such as nylon, polyester, acrylic or olefin. 用合成纤维，像尼龙、多元酯、压克力或烯属烃。
- Domestic gasoline consists of more than 75% high olefin contained FCC naphtha. 我国车用汽油的组成中烯烃含量较高的催化裂化汽油占75%25以上。
- High gaseous olefin yields are the main features of DCC and MGG technologies. 多产气体烯烃是DCC和MGG工艺的主要特点。
- These fabrics are made of such fibers as polypropylene, olefin, polyester, nylon, and acrylic. 这些织物使用的纤维有：聚丙烯、烯烃、涤纶、尼龙以及丙烯膊纤维。
- With the higher olefins, stabilization of the energetic intermediates occurs more easily. 在较高的烯烃情况下，高能的中间物稳定作用更易出现。
- The compounds are prepared by the epoxidization of dinitrofluoromethyl olefins with peroxytrifluoroacetic acid. 这种化合物,由二硝基氟甲基烯烃与过氧化三氟醋酸进行环氧化反应而得到。
- The hydrogenation of olefins affords an example where both heterogeneous and homogeneous catalyses are effective. 烯烃的加氢反应就是这样的一个例子，对它说来均相催化和多相催化都是有效的。
- Light olefins for industrial use. Determination of impurities by gas chromatography. General considerations. 工业用轻烯烃。用气相色谱法测定杂质的含量。一般考虑。
- Light olefins for industrial use. Determination of ammonia. Spectrophotometric method. 工业用轻烯烃。氨含量的测定。
